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https://github.com/c64scene-ar/llvm-6502.git
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9aafdcf20d
Upgrade to use new Tcl exec based test harness. This exposes 3 bugs that were previously not being reported: test/Transforms/GlobalDCE/2002-08-17-FunctionDGE.ll test/Transforms/GlobalOpt/memset.ll test/Transforms/IndVarsSimplify/exit_value_tests.llx git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36065 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
483 B
LLVM
22 lines
483 B
LLVM
; Test merging of blocks that only have PHI nodes in them. This tests the case
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; where the mergedinto block doesn't have any PHI nodes, and is in fact
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; dominated by the block-to-be-eliminated
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;
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; RUN: llvm-upgrade < %s | llvm-as | opt -simplifycfg | llvm-dis | not grep N:
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;
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int %test(bool %a, bool %b) {
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br bool %b, label %N, label %Q
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Q:
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br label %N
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N:
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%W = phi int [0, %0], [1, %Q]
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; This block should be foldable into M
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br label %M
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M:
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%R = add int %W, 1
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ret int %R
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}
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